Fabian tells Nina that he lost one of the puzzle pieces but Patricia gets it back from Alfie. Meanwhile Jerome volunteers to manage Mara's election campaign. And the Sibuna crew are shaken when they solve the next part of the puzzle using Sarah's mystery numbers.

When the Sibuna crew try Nina's numbers on the latest puzzle piece mysterious writing appears on the wall. Meanwhile Mick returns and his comments to Amber are misinterpreted.